Llanfihangel Tal-y-llyn UV IndexUnited KingdomWLPowysLlanfihangel Tal-y-llyn1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAALlanfihangel Tal-y-llyn UV forecast issued yesterday at 6:52 pm. Next forecast at approx. 6:52 pm.Get WillyWeather+ to remove ads